[PATCH 2/2] powerpc: Non relocatable system call doesn't need a trampoline
Anton Blanchard
anton at samba.org
Tue May 26 15:46:55 AEST 2015
We need to use a trampoline when using LOAD_HANDLER(), because the
destination needs to be in the first 64kB. An absolute branch has
no such limitations, so just jump there.
Signed-off-by: Anton Blanchard <anton at samba.org>
---
arch/powerpc/kernel/exceptions-64s.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index cf8c1b5..0a0399c2 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -79,7 +79,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_REAL_LE) \
mfspr r12,SPRN_SRR1 ; \
li r10,MSR_RI ; \
mtmsrd r10,1 ; /* Set RI (EE=0) */ \
- b system_call_entry ;
+ b system_call_common ;
#endif
/*
--
2.1.4
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